Magic The Gathering - March of the Machine - Commander - Emergent Woodwurm- 0037

Backup 3 (When this creature enters the battlefield, put three +1/+1 counters on target creature. If that's another creature, it gains the following ability until end of turn.)Whenever this creature attacks, look at the top X cards of your library, where X is its power. You may put a permanent card with mana value X or less from among them onto the battlefield. Put the rest on the bottom of your library in a random order.

Emergent Woodwurmis a rare, Creature card from the Magic The Gathering set March of the Machine - Commander (MTGSC-MOC-0037)